Question

State the three most important qualities of thermometric liquid.

Answer 1

1. The heat energy absorbed from the body whose temperature is being measured by the thermometric liquid should be very small.
2. The expansion of thermometric liquid should be uniform.
3. The boiling point of thermometric liquid should be very high and the freezing point should be very low.
4. The thermometric liquid should be opaque, coloured, or shining.